CN205144653U - Flexible of pole portion bone drill head - Google Patents
Flexible of pole portion bone drill head Download PDFInfo
- Publication number
- CN205144653U CN205144653U CN201520664237.XU CN201520664237U CN205144653U CN 205144653 U CN205144653 U CN 205144653U CN 201520664237 U CN201520664237 U CN 201520664237U CN 205144653 U CN205144653 U CN 205144653U
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- bone drill
- flexible
- drill head
- flexible axle
- bar portion
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Abstract
The utility model discloses a flexible of pole portion bone drill head, include bone drill head body and the flexible axle that is used for transmitting the moment of torsion, the front end of flexible axle is connected with the end of fixed of bone drill head body, be provided with the flexible axle through transmission between power device and bone drill head body for the relative power device of bone drill head body can the diversion, and avoid the rigidity cooperation and the operation in constrictive operation space that leads to is inconvenient, can adjust the direction of creeping into of bone drill head body when the doctor performs the operation, is applicable to constrictive operation space, and the bone drill head can realize that the diversion creeps into, makes things convenient for the doctor to operate, avoids other tissues of patient to receive the damage, guarantees that the postoperative is recovered fast.
Description
Technical field
This utility model relates to medical instruments field, is specifically related to the flexible bone drill head in a kind of bar portion.
Background technology
In bone surgery, doctor often needs to carry out the operations such as boring to the skeleton of patient, general power set clamping bone drill head is holed, under the borehole environment that working place is open, existing bone drill head can be effective, carry out drilling operation easily, but, need the operating environment of boring at some narrow spaces under, in such as hip replacement surgery, existing bone drill head due to power set for being rigidly connected, the direction of bone drill head can not change, narrow operating environment can not be applicable to, great difficulty is brought to the operation of doctor, affect procedure efficiency, also easily cause simultaneously and damage is caused to its hetero-organization of surrounding, cause secondary injury, extend the operative rehabilitation phase.
Therefore, for overcoming the above problems, need the flexible bone drill head in a kind of bar portion, can be applicable to narrow operative space, bone drill head can realize break-in and creep into, and facilitates doctor to operate, and avoids its hetero-organization of patient to sustain damage, ensures postoperative quick recovery.
Utility model content
In view of this, the purpose of this utility model overcomes defect of the prior art, provides bar portion flexible bone drill head, can be applicable to narrow operative space, bone drill head can realize break-in and creep into, and facilitates doctor to operate, avoid its hetero-organization of patient to sustain damage, ensure postoperative quick recovery.
The flexible bone drill head in bar portion of the present utility model, comprises bone drill body and the flexible axle for transmitting torque, and the front end of described flexible axle is fixedly connected with the tail end of bone drill body.
Further, also comprise drillstock, the front end of described drillstock is fixedly connected with the rear end of flexible axle, and the rear end of drillstock is the bare terminal end of power set.
Further, also comprise for by bone drill body and the co-axially fixed adapter sleeve of flexible axle, described adapter sleeve simultaneously overcoat is also fixedly connected on bone drill body and flexible axle.
Further, described drillstock front end is fixedly installed the installation sleeve for coaxially fixing flexible axle.
Further, described installation sleeve and drillstock one-body molded.
Further, described bone drill body rear end comprises drilling rod, and the diameter of described drilling rod is less than the diameter of flexible axle.
Further, described adapter sleeve inside comprises preposition chamber for installing drilling rod and flexible axle and rearmounted chamber respectively, and be provided with adapter cavity between described preposition chamber and rearmounted chamber, described adapter cavity is truncated cone.
Further, the inner bottom of described installation sleeve is recessed to form conical grooves backward.
Further, described adapter sleeve and flexible axle and/or the fixed form between installation sleeve and flexible axle are fixed for rivet.
The beneficial effects of the utility model are: the flexible bone drill head in a kind of bar portion disclosed in this utility model, transmission between power set and bone drill body is provided with flexible axle, make the relative power set of bone drill body can break-in, rigidity is avoided to coordinate and the inconvenient operation in narrow operative space that causes, the drilling direction of bone drill body can be adjusted during surgical, be applicable to narrow operative space, bone drill head can realize break-in and creep into, doctor is facilitated to operate, avoid its hetero-organization of patient to sustain damage, ensure postoperative quick recovery.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, this utility model is further described:
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Fig. 1 is structural representation of the present utility model, as shown in the figure, the flexible bone drill head in the bar portion in the present embodiment, comprise bone drill body and the flexible axle 5 for transmitting torque, the front end of described flexible axle 5 is fixedly connected with the tail end of bone drill body; The drilling direction of the flexible bone drill head in indication rod portion, front, described bone drill body comprises blade section 1 and drilling rod 2, existing fluted drill can be selected, the front end of described flexible axle 5 is fixedly connected with drilling rod 2 back segment and transmitting torque, and the rear end of flexible axle 5 can directly be clamped by power set or by being fixedly connected with drillstock 8 transmission by clamping; Transmission between power set and bone drill body is provided with flexible axle 5, make the relative power set of bone drill body can break-in, rigidity is avoided to coordinate and the inconvenient operation in narrow operative space that causes, the drilling direction of bone drill body can be adjusted during surgical, be applicable to narrow operative space, bone drill head can realize break-in and creep into, and facilitates doctor to operate, avoid its hetero-organization of patient to sustain damage, ensure postoperative quick recovery; Described flexible axle 5 is prior art, does not repeat them here.
In the present embodiment, also comprise drillstock 8, the front end of described drillstock 8 is fixedly connected with the rear end of flexible axle 5, and the rear end of drillstock 8 is the bare terminal end of power set; By arranging drillstock 8 in flexible axle 5 rear end, described drillstock 8 is rigid material preparation, make the flexible bone drill head in described bar portion stable by power set clamping, and the flexible bone drill head in bar portion can mate, and ensures versatility with general dynamics unit; Described flexible axle 5 and the fixed form of drillstock 8 can adopt existing can all fixed forms of practical this utility model object, as welding, clamping or grip.
In the present embodiment, also comprise for by bone drill body and the co-axially fixed adapter sleeve 3 of flexible axle 5, described adapter sleeve 3 simultaneously overcoat is also fixedly connected on bone drill body and flexible axle 5; Described adapter sleeve 3 is arranged at the junction of drilling rod 2 and flexible axle 5, by adapter sleeve 3, bone drill body and flexible axle 5 are fixed, add bonding strength, the junction between drilling rod 2 and flexible axle 5 is made to bear high pulling torque, ensure that powerdriven alignment simultaneously, avoid bar portion flexible bone drill head in drilling process due to not coaxial with flexible axle 5 and produce and additionally rock, ensure stability when bone drill body creeps into, being beneficial to operation boring smoothly.
In the present embodiment, described drillstock 8 front end is fixedly installed the installation sleeve 6 for coaxially fixing flexible axle 5; Described installation sleeve 6 one end is closed and the other end opens wide, blind end is fixedly connected with drillstock 8 front end, described installation sleeve 6 is inserted from open end in described flexible axle 5 rear end, by arranging installation sleeve 6, flexible axle 5 firmly can be fixed on drillstock 8 and ensure the steady transmission of power.
In the present embodiment, described installation sleeve 6 is one-body molded with drillstock 8; Easy to make, compact conformation, bonding strength is large.
In the present embodiment, described bone drill body rear end comprises drilling rod 2, and the diameter of described drilling rod 2 is less than the diameter of flexible axle 5; By the diameter of flexible axle 5 is arranged to the diameter being greater than drilling rod 2, can avoid creeping into resistance one timing, the flexible axle 5 of small diameter easily rocks winding, affects the smooth transfer of power, ensures the stability of flexible axle 5.
In the present embodiment, described adapter sleeve 3 inside comprises preposition chamber for installing drilling rod 2 and flexible axle 5 and rearmounted chamber respectively, and be provided with adapter cavity 4 between described preposition chamber and rearmounted chamber, described adapter cavity 4 is truncated cone; The inner bottom of described installation sleeve 6 is recessed to form conical grooves 7 backward, by the adapter cavity 4 of truncated cone and the setting of conical grooves 7, can have the effect of axial limiting to flexible axle 5, locates and extrude fixing when being beneficial to riveted joint, avoids connecting loosening, and ensures bonding strength.
In the present embodiment, described adapter sleeve and flexible axle 5 and/or the fixed form between installation sleeve and flexible axle 5 are fixed for rivet; Fixing by riveting, easy for installation, connect reliable, the moment of torsion born is large, and riveted joint rear car falls impression, and be beneficial to surgical environments, flexible axle 5 is not wound around.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail this utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (7)
1. the flexible bone drill head in bar portion, it is characterized in that: comprise bone drill body and the flexible axle for transmitting torque, the front end of described flexible axle is fixedly connected with the tail end of bone drill body; Also comprise drillstock, the front end of described drillstock is fixedly connected with the rear end of flexible axle, and the rear end of drillstock is the bare terminal end of power set; Described drillstock front end is fixedly installed the installation sleeve for coaxially fixing flexible axle; Fixed form between installation sleeve and flexible axle is fixing for riveting.
2. the flexible bone drill head in bar portion according to claim 1, is characterized in that: also comprise for by bone drill body and the co-axially fixed adapter sleeve of flexible axle, and described adapter sleeve simultaneously overcoat is also fixedly connected on bone drill body and flexible axle.
3. the flexible bone drill head in bar portion according to claim 1, is characterized in that: described installation sleeve and drillstock one-body molded.
4. the flexible bone drill head in bar portion according to claim 2, is characterized in that: described bone drill body rear end comprises drilling rod, and the diameter of described drilling rod is less than the diameter of flexible axle.
5. the flexible bone drill head in bar portion according to claim 4, it is characterized in that: described adapter sleeve inside comprises preposition chamber for installing drilling rod and flexible axle and rearmounted chamber respectively, be provided with adapter cavity between described preposition chamber and rearmounted chamber, described adapter cavity is truncated cone.
6. the flexible bone drill head in bar portion according to claim 1, is characterized in that: the inner bottom of described installation sleeve is recessed to form conical grooves backward.
7. the flexible bone drill head in bar portion according to the arbitrary claim of claim 2 or 4 or 5, is characterized in that: the fixed form of described adapter sleeve and flexible axle is fixing for riveting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520664237.XU CN205144653U (en) | 2015-08-28 | 2015-08-28 | Flexible of pole portion bone drill head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520664237.XU CN205144653U (en) | 2015-08-28 | 2015-08-28 | Flexible of pole portion bone drill head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205144653U true CN205144653U (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520664237.XU Active CN205144653U (en) | 2015-08-28 | 2015-08-28 | Flexible of pole portion bone drill head |
Country Status (1)
| Country | Link |
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| CN (1) | CN205144653U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106214189A (en) * | 2016-08-16 | 2016-12-14 | 中国人民解放军第三军医大学第附属医院 | Bone cartilage holostrome specimen Wicresoft sampler |
| CN107361806A (en) * | 2016-05-13 | 2017-11-21 | 美多斯国际有限公司 | For delivering the devices, systems, and methods of tissue fixation device |
| CN109674505A (en) * | 2019-02-15 | 2019-04-26 | 天衍医疗器材有限公司 | A kind of medical bone drill convenient for cleaning wire soft spring |
| CN112294392A (en) * | 2020-10-30 | 2021-02-02 | 杭州锐健马斯汀医疗器材有限公司 | Plasticity bending drill bit device |
| CN113456164A (en) * | 2021-06-30 | 2021-10-01 | 重庆西山科技股份有限公司 | Turning grinding tool with bending part and composite surgical instrument |
-
2015
- 2015-08-28 CN CN201520664237.XU patent/CN205144653U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107361806A (en) * | 2016-05-13 | 2017-11-21 | 美多斯国际有限公司 | For delivering the devices, systems, and methods of tissue fixation device |
| CN106214189A (en) * | 2016-08-16 | 2016-12-14 | 中国人民解放军第三军医大学第附属医院 | Bone cartilage holostrome specimen Wicresoft sampler |
| CN109674505A (en) * | 2019-02-15 | 2019-04-26 | 天衍医疗器材有限公司 | A kind of medical bone drill convenient for cleaning wire soft spring |
| CN109674505B (en) * | 2019-02-15 | 2024-01-09 | 天衍医疗器材有限公司 | Medical bone drill convenient to clean steel wire soft spring |
| CN112294392A (en) * | 2020-10-30 | 2021-02-02 | 杭州锐健马斯汀医疗器材有限公司 | Plasticity bending drill bit device |
| CN112294392B (en) * | 2020-10-30 | 2022-05-10 | 杭州锐健马斯汀医疗器材有限公司 | Plastic bending drill bit device |
| CN113456164A (en) * | 2021-06-30 | 2021-10-01 | 重庆西山科技股份有限公司 | Turning grinding tool with bending part and composite surgical instrument |
| CN113456164B (en) * | 2021-06-30 | 2023-04-25 | 重庆西山科技股份有限公司 | Direction-changing grinding tool with bending part and compound surgical instrument |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |